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| 来源： | Freesound 前往原页面 查看译文 |
| 作者： | iut_Paris8 |
| 许可： | CC0 公众共享许可协议 |
| 描述： | The purpose of this sound was to regain the sound of alarms that can be heard when a police car passes all ready for our car. For that I have at first, To Create this noise: Chirp Sinusoid Then duplicated the noise on a second track Once duplicated I reversed, track 2 the sense of noise thanks to the effect (inversely of the senses) Later I created a gap between the two tracks playing with the spacebar so that the noises are off. I then copied and pasted the sound of track 1 to add it next to the noise of track 2 and vice versa (adding the noise of track 2 on track 1 By creating both offset and fluidity of the sound it gives the impression that the noise is continuous like a siren |
| 标签： | emergencywarning policesiren alarmalert |
| 音频格式 | wav |
| 声音时长 | 00:07 |
| 文件大小 | 1.3 MB |
| 比特率 | 1461 kbps |
| 采样率 | 44100 Hz |
| 位深度 | 16 bit |
| 声道 | 立体声 |